Tap

tap, v. t. To pierce (a tree, cask, tumor, or thing containing a pent-up fluid) so as to let out id; to draw from in any analogous way. — n. A or pipe through which liquor is drawn; a faucet plug or spile for stopping a hole pierced in a liquor measured out, as through a tap; a place where liquor is drawn for drinking; a bar. (Mech.) A ical screw grooved longitudinally, for cutting threads in nuts. — Tap'-bolt, n. A bolt, with a head on one end, to be screwed into some fixed part, instead of pa ing through it and receiving a nut. —-root, n. (Bo/.) The root of a plant which penetrates the earth directly downward. — Tap's ter, n. One who draws ale, etc.